Q: Is 820,043 a Prime Number?
A: No, 820,043 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 820043 can be evenly divided by 1 7 31 217 3,779 26,453 117,149 and 820,043, with no remainder.
Since 820,043 cannot be divided by just 1 and 820,043, it is not a prime number.